forked from Minki/linux
78c3cbc80f
The SoPine SoM has an AXP803 PMIC connected to the RSB bus of the A64 SoC, and the regulators of the PMIC are used both on the SoM itself and on the official baseboard Add related device tree parts to the SoPine SoM DTSI file and the baseboard DT. Signed-off-by: Icenowy Zheng <icenowy@aosc.io> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com>
152 lines
4.1 KiB
Plaintext
152 lines
4.1 KiB
Plaintext
/*
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* Copyright (c) 2017 Icenowy Zheng <icenowy@aosc.xyz>
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*
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* Based on sun50i-a64-pine64.dts, which is:
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* Copyright (c) 2016 ARM Ltd.
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*
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* This file is dual-licensed: you can use it either under the terms
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* of the GPL or the X11 license, at your option. Note that this dual
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* licensing only applies to this file, and not this project as a
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* whole.
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*
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* a) This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* Or, alternatively,
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*
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* b) Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "sun50i-a64.dtsi"
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/ {
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reg_vcc3v3: vcc3v3 {
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compatible = "regulator-fixed";
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regulator-name = "vcc3v3";
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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};
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};
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&mmc0 {
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pinctrl-names = "default";
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pinctrl-0 = <&mmc0_pins>;
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vmmc-supply = <®_vcc3v3>;
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non-removable;
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disable-wp;
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bus-width = <4>;
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status = "okay";
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};
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&r_rsb {
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status = "okay";
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axp803: pmic@3a3 {
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compatible = "x-powers,axp803";
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reg = <0x3a3>;
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interrupt-parent = <&r_intc>;
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interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
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};
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};
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#include "axp803.dtsi"
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®_aldo2 {
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regulator-always-on;
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <3300000>;
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regulator-name = "vcc-pl";
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};
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®_aldo3 {
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regulator-always-on;
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regulator-min-microvolt = <3000000>;
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regulator-max-microvolt = <3000000>;
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regulator-name = "vcc-pll-avcc";
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};
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®_dcdc1 {
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regulator-always-on;
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regulator-min-microvolt = <3300000>;
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regulator-max-microvolt = <3300000>;
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regulator-name = "vcc-3v3";
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};
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®_dcdc2 {
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regulator-always-on;
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regulator-min-microvolt = <1040000>;
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regulator-max-microvolt = <1300000>;
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regulator-name = "vdd-cpux";
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};
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/* DCDC3 is polyphased with DCDC2 */
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®_dcdc5 {
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regulator-always-on;
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regulator-min-microvolt = <1200000>;
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regulator-max-microvolt = <1200000>;
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regulator-name = "vcc-dram";
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};
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®_dcdc6 {
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regulator-always-on;
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regulator-min-microvolt = <1100000>;
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regulator-max-microvolt = <1100000>;
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regulator-name = "vdd-sys";
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};
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®_eldo1 {
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regulator-always-on;
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regulator-min-microvolt = <1800000>;
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regulator-max-microvolt = <1800000>;
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regulator-name = "vdd-1v8-lpddr";
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};
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®_fldo1 {
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regulator-min-microvolt = <1200000>;
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regulator-max-microvolt = <1200000>;
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regulator-name = "vcc-1v2-hsic";
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};
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/*
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* The A64 chip cannot work without this regulator off, although
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* it seems to be only driving the AR100 core.
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* Maybe we don't still know well about CPUs domain.
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*/
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®_fldo2 {
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regulator-always-on;
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regulator-min-microvolt = <1100000>;
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regulator-max-microvolt = <1100000>;
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regulator-name = "vdd-cpus";
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};
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®_rtc_ldo {
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regulator-name = "vcc-rtc";
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};
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